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Bug 394024. Fixed a use case with typedef.

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This commit is contained in:
Sergey Prigogin 2012-11-13 12:38:01 -08:00
parent 4462ca0b8a
commit 5c57467a36
2 changed files with 13 additions and 7 deletions
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3
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java
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@ -4189,7 +4189,8 @@ public class AST2TemplateTests extends AST2BaseTest {
parseAndCheckBindings();
}
// template <unsigned int N>
// typedef unsigned int uint;
// template <uint N>
// void S(int (&array)[N]);
//
// int a[1];

17
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/TemplateArgumentDeduction.java
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@ -202,9 +202,7 @@ public class TemplateArgumentDeduction {
IType type2= arg.getTypeOfNonTypeValue();
// Template-argument deduced from an array bound may be of any integral
// type.
if (type2 instanceof TypeOfValueDeducedFromArraySize &&
type1 instanceof IBasicType &&
((IBasicType) type1).getKind() == IBasicType.Kind.eInt) {
if (type2 instanceof TypeOfValueDeducedFromArraySize && isIntegerType(type1)) {
arg = new CPPTemplateNonTypeArgument(arg.getNonTypeValue(), type1);
deduct.fDeducedArgs.put(tpar, arg);
} else if (!type1.isSameType(type2)) {
@ -220,11 +218,18 @@ public class TemplateArgumentDeduction {
return false;
}
private static boolean deduceFromFunctionArg(IType par, IType arg, ValueCategory valueCat, TemplateArgumentDeduction deduct, IASTNode point) throws DOMException {
private static boolean isIntegerType(IType type) {
type = SemanticUtil.getNestedType(type, SemanticUtil.TDEF);
return type instanceof IBasicType && ((IBasicType) type).getKind() == IBasicType.Kind.eInt;
}
private static boolean deduceFromFunctionArg(IType par, IType arg, ValueCategory valueCat,
TemplateArgumentDeduction deduct, IASTNode point) throws DOMException {
boolean isReferenceTypeParameter= false;
if (par instanceof ICPPReferenceType) {
// If P is an rvalue reference to a cv-unqualified template parameter and the argument is an
// lvalue, the type "lvalue reference to A" is used in place of A for type deduction.
// If P is an rvalue reference to a cv-unqualified template parameter and the argument
// is an lvalue, the type "lvalue reference to A" is used in place of A for type
// deduction.
isReferenceTypeParameter= true;
final ICPPReferenceType refPar = (ICPPReferenceType) par;
if (refPar.isRValueReference() && refPar.getType() instanceof ICPPTemplateParameter &&